2651181094511 has 2 divisors, whose sum is σ = 2651181094512. Its totient is φ = 2651181094510.

The previous prime is 2651181094423. The next prime is 2651181094567. The reversal of 2651181094511 is 1154901811562.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2651181094511 is a prime.

It is a super-2 number, since 2×2651181094511² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2651181094571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1325590547255 + 1325590547256.

It is an arithmetic number, because the mean of its divisors is an integer number (1325590547256).

Almost surely, 2^{2651181094511} is an apocalyptic number.

2651181094511 is a deficient number, since it is larger than the sum of its proper divisors (1).

2651181094511 is an equidigital number, since it uses as much as digits as its factorization.

2651181094511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 44.

The spelling of 2651181094511 in words is "two trillion, six hundred fifty-one billion, one hundred eighty-one million, ninety-four thousand, five hundred eleven".